@rem WARNING /project:YourModel
@<add key="ssdl" value="YourModel.ssdl"></add>
@  <add key="csdl" value="YourModel.csdl"></add>    
@ <add key="msl" value="YourModel.msl"></add>

@rem generate ssdl, csdl,msl you need an empty edmx file with the same model name as in /project:YourModel
EdmGen /mode:FullGeneration /project:YourModel /provider:System.Data.SqlClient /connectionstring:"server=(local);integrated security=true;database=YourDatabase" /Pluralize 
edmhelper
